Mark (√) against the correct answer in each of the following:
Given:
Multiply and divide with (1 + sin x ) to get,
=∫(sec x )2+(tan x )2+2 tan x sec x dx
=∫2(sec x )2-1+2 tan x sec x dx
=2 tan x-x+2 sec x+c
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Generated by AI. May contain inaccuracies — always verify with your textbook.
